Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAcKrVkT6YGh+IpBlCkBQrDhIU14Lo5WPAQjLy1/YppUijiHew8YlFyT/dD… (1,748 chars)"
  }
}